Inventor
TSUTSUI KEIICHI
JP59 patents
⚠️ This page may combine multiple inventors who share the name “TSUTSUI KEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
36 patentsUS7458519B2Dec 2, 2008
Card tray
SONY CORP26 citations93
US6115334ASep 5, 2000
Method and apparatus for determining and adjusting an inclination angle between recording/reproducing head and disk in a recording/reproducing system
SONY CORP26 citations93
US5808983ASep 15, 1998
Recording/reproducing apparatus and method for determining and generating a focus offset valve to focus at an optical storage medium
SONY CORP28 citations93
US5751675AMay 12, 1998
Recording and/or reproduction apparatus and method for optical record medium
SONY CORP29 citations93
US5699333ADec 16, 1997
Optical disk reproducing method and apparatus having focusing gain and offset correction capability
SONY CORP22 citations93
US7374104B2May 20, 2008
Memory card
SONY CORP21 citations92
US7325104B2Jan 29, 2008
Storage device using interleaved memories to control power consumption
SONY CORP25 citations92
US5841751ANov 24, 1998
Recording-medium driving apparatus and recording-medium driving method with playback signal defect detector
SONY CORP30 citations90
US5740136AApr 14, 1998
Disk driving device and method for optical recording and reproducion with acceleration/deceleration of focusing means being based on a focus error signal level
SONY CORP33 citations87
US9405608B2Aug 2, 2016
Storage controller, storage device, information processing system, and storage control method
SONY CORP9 citations84
US9110827B2Aug 18, 2015
Error detection and correction apparatus, mismatch detection apparatus, memory system and error detection and correction method
SONY CORP7 citations84
US8898541B2Nov 25, 2014
Storage controller, storage device, information processing system, and storage controlling method
SONY CORP15 citations84
US7771238B2Aug 10, 2010
Card-type peripheral device
SONY CORP12 citations84
US7703692B2Apr 27, 2010
Memory card
SONY CORP9 citations84
US6246647B1Jun 12, 2001
Optical disc apparatus, driving control method for objective lens, control method for optical head and recording/reproducing method for optical head
SONY CORP18 citations84
US7925812B2Apr 12, 2011
Card-type peripheral device
SONY CORP10 citations83
US6552967B1Apr 22, 2003
Optical output adjusting apparatus based on shortest recording marks
SONY CORP14 citations82
US6219317B1Apr 17, 2001
Optical disc recording and/or reproducing apparatus and method
SONY CORP10 citations74
US6141305AOct 31, 2000
Optical disk recording and reproducing apparatus and method and tracking servo apparatus and method
SONY CORP12 citations74
US6075760AJun 13, 2000
System for performing focusing operation when recording and/or reproducing data on multilayered optical disks
SONY CORP7 citations74
US10545804B2Jan 28, 2020
Memory controller, memory system, and memory controller control method
SONY CORP2 citations73
US10031865B2Jul 24, 2018
Memory system, storage device, and method for controlling memory system
SONY CORP2 citations73
US9836392B2Dec 5, 2017
Storage control apparatus to control pre-processing operations
SONY CORP3 citations73
US9396132B2Jul 19, 2016
Storage control device and system to improve data retention in variable resistance memory cells
SONY CORP3 citations73
US9170893B2Oct 27, 2015
Method and system for selecting region of a nonvolatile memory
SONY CORP5 citations73
US9058162B2Jun 16, 2015
Storage control apparatus, storage apparatus, information processing system and processing method therefor
SONY CORP4 citations73
US9361952B2Jun 7, 2016
Storage controlling apparatus, memory system, information processing system and storage controlling method
SONY CORP2 citations63
US9152416B2Oct 6, 2015
Storage control device, memory system, information processing system and storage control method
SONY CORP3 citations63
US5907527AMay 25, 1999
Optical disc reproducing method and apparatus for controlling servo gain and/or offset
SONY CORP4 citations63
US6744700B2Jun 1, 2004
Optical output adjusting apparatus based on shortest recording marks
SONY CORP3 citations61
US7498525B2Mar 3, 2009
Card type peripheral apparatus
SONY CORP2 citations54
US9886399B2Feb 6, 2018
Storage control device, storage device, information processing system, and storage control method therefor
SONY CORP0 citations52
US9817712B2Nov 14, 2017
Storage control apparatus, storage apparatus, information processing system, and storage control method
SONY CORP1 citations52
US9229714B2Jan 5, 2016
Memory control apparatus, memory apparatus, information processing system, and processing method for use therewith
SONY CORP1 citations52
US9202563B2Dec 1, 2015
Storage controlling apparatus, storage apparatus and processing method
SONY CORP0 citations52
US9176811B2Nov 3, 2015
Storage control apparatus, storage apparatus, information processing system, and storage control method
SONY CORP0 citations52
OMRON TATEISI ELECTRONICS CO
5 patentsUS5276667AJan 4, 1994
Optical recording and reproducing apparatus for synchronizing recording on subsequent unrecorded sectors
OMRON TATEISI ELECTRONICS CO21 citations86
US4900908AFeb 13, 1990
Card accessing apparatus having a head disposed under a card feeding stage
OMRON TATEISI ELECTRONICS CO8 citations74
US5189290AFeb 23, 1993
Optical card processing apparatus using tracking error signals to determine proper card orientation
OMRON TATEISI ELECTRONICS CO7 citations63
US5191572AMar 2, 1993
Optical recording and playback system of dual light source type
OMRON TATEISI ELECTRONICS CO3 citations61
US5179268AJan 12, 1993
Apparatus for detecting inclination of an optical card
OMRON TATEISI ELECTRONICS CO6 citations59
SONY KABUSHIKI KAISHA
2 patentsRENESAS TECH CORP
2 patentsNAKANISHI KENICHI
2 patentsKOSHIYAMA JUNICHI
2 patentsFUJIFILM CORP
1 patentShowing the top 50 of 59 patents by PatentIndex Score.